1、实现压缩包的Markdown文件导入

2、重命名文件

models/AttachmentModel.go

@@ -0,0 +1,139 @@
+//数据库模型.
+package models
+
+import (
+	"time"
+
+	"os"
+
+	"strings"
+
+	"github.com/astaxie/beego"
+	"github.com/astaxie/beego/orm"
+	"github.com/lifei6671/mindoc/conf"
+	"github.com/lifei6671/mindoc/utils/filetil"
+)
+
+// Attachment struct .
+type Attachment struct {
+	AttachmentId int       `orm:"column(attachment_id);pk;auto;unique" json:"attachment_id"`
+	BookId       int       `orm:"column(book_id);type(int)" json:"book_id"`
+	DocumentId   int       `orm:"column(document_id);type(int);null" json:"doc_id"`
+	FileName     string    `orm:"column(file_name);size(255)" json:"file_name"`
+	FilePath     string    `orm:"column(file_path);size(2000)" json:"file_path"`
+	FileSize     float64   `orm:"column(file_size);type(float)" json:"file_size"`
+	HttpPath     string    `orm:"column(http_path);size(2000)" json:"http_path"`
+	FileExt      string    `orm:"column(file_ext);size(50)" json:"file_ext"`
+	CreateTime   time.Time `orm:"type(datetime);column(create_time);auto_now_add" json:"create_time"`
+	CreateAt     int       `orm:"column(create_at);type(int)" json:"create_at"`
+}
+
+// TableName 获取对应数据库表名.
+func (m *Attachment) TableName() string {
+	return "attachment"
+}
+
+// TableEngine 获取数据使用的引擎.
+func (m *Attachment) TableEngine() string {
+	return "INNODB"
+}
+func (m *Attachment) TableNameWithPrefix() string {
+	return conf.GetDatabasePrefix() + m.TableName()
+}
+
+func NewAttachment() *Attachment {
+	return &Attachment{}
+}
+
+func (m *Attachment) Insert() error {
+	o := orm.NewOrm()
+
+	_, err := o.Insert(m)
+
+	return err
+}
+func (m *Attachment) Update() error {
+	o := orm.NewOrm()
+	_, err := o.Update(m)
+	return err
+}
+
+func (m *Attachment) Delete() error {
+	o := orm.NewOrm()
+
+	_, err := o.Delete(m)
+
+	if err == nil {
+		if err1 := os.Remove(m.FilePath); err1 != nil {
+			beego.Error(err1)
+		}
+	}
+
+	return err
+}
+
+func (m *Attachment) Find(id int) (*Attachment, error) {
+	if id <= 0 {
+		return m, ErrInvalidParameter
+	}
+	o := orm.NewOrm()
+
+	err := o.QueryTable(m.TableNameWithPrefix()).Filter("attachment_id", id).One(m)
+
+	return m, err
+}
+
+func (m *Attachment) FindListByDocumentId(doc_id int) (attaches []*Attachment, err error) {
+	o := orm.NewOrm()
+
+	_, err = o.QueryTable(m.TableNameWithPrefix()).Filter("document_id", doc_id).OrderBy("-attachment_id").All(&attaches)
+	return
+}
+
+//分页查询附件
+func (m *Attachment) FindToPager(pageIndex, pageSize int) (attachList []*AttachmentResult, totalCount int, err error) {
+	o := orm.NewOrm()
+
+	total, err := o.QueryTable(m.TableNameWithPrefix()).Count()
+
+	if err != nil {
+
+		return nil, 0, err
+	}
+	totalCount = int(total)
+	offset := (pageIndex - 1) * pageSize
+
+	var list []*Attachment
+
+	_, err = o.QueryTable(m.TableNameWithPrefix()).OrderBy("-attachment_id").Offset(offset).Limit(pageSize).All(&list)
+
+	if err != nil {
+		return
+	}
+
+	for _, item := range list {
+		attach := &AttachmentResult{}
+		attach.Attachment = *item
+		attach.FileShortSize = filetil.FormatBytes(int64(attach.FileSize))
+
+		book := NewBook()
+
+		if e := o.QueryTable(book.TableNameWithPrefix()).Filter("book_id", item.BookId).One(book, "book_name"); e == nil {
+			attach.BookName = book.BookName
+		} else {
+			attach.BookName = "[不存在]"
+		}
+		doc := NewDocument()
+
+		if e := o.QueryTable(doc.TableNameWithPrefix()).Filter("document_id", item.DocumentId).One(doc, "document_name"); e == nil {
+			attach.DocumentName = doc.DocumentName
+		} else {
+			attach.DocumentName = "[不存在]"
+		}
+		attach.LocalHttpPath = strings.Replace(item.FilePath, "\\", "/", -1)
+
+		attachList = append(attachList, attach)
+	}
+
+	return
+}